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SHAREHOLDERS' EQUITY AND NONCONTROLLING INTERESTS (Tables) | 12 Months Ended
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Dec. 31, 2011
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] |
Change in Noncontrolling Interests [Table Text Block] | The following table summarizes the change in the noncontrolling interests since December 31, 2010:
|  | Noncontrolling Interests in Operating Partnership |  | Noncontrolling Interests in Partially-Owned Affiliates
(dollars in thousands) |  |  |  |  |  |
Balance at December 31, 2010 |  | $ | 4,409 |  |  | $ | 264,901 |
Distributions declared of $0.72 per Common OP Unit |  | (984 | ) |  | — |
Net income for the period January 1 through December 31, 2011 |  | 652 |  |  | 1,508 |
Conversion of 11,569 OP Units to Common Shares by limited partners of the Operating Partnership |  | (56 | ) |  | — |
Issuance of LTIP Unit Awards to employees |  | 2,441 |  |  | — |
Other comprehensive income - unrealized loss on valuation of swap agreements |  | (48 | ) |  | (2,102 | )
Reclassification of realized interest expense on swap agreements |  | 28 |  |  | 648 |
Noncontrolling interest contributions |  | — |  |  | 117,945 |
Noncontrolling interest distributions and other reductions |  | — |  |  | (7,697 | )
Employee Long-term Incentive Plan Unit Awards |  | 3,550 |  |  | — |
Balance at December 31, 2011 |  | $ | 9,992 |  |  | $ | 375,203 |

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